Problem	calc
User	beefburger
Submission Time	2026-01-29 10:25:14
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

calc.cpp: In function ‘int main()’:
calc.cpp:23:18: error: void value not ignored as it ought to be
23 | sum += sums.pop();
| ~~~~~~~~^~